package com.zkthink.ceres.common.utils;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

/**
 * RegexUtil类的代码是来自[AndroidUtilCode](https://github.com/Blankj/AndroidUtilCode)的RegexUtils类和RegexConstants类
 * https://github.com/Blankj/AndroidUtilCode/blob/master/utilcode/src/main/java/com/blankj/utilcode/util/RegexUtils.java
 * https://github.com/Blankj/AndroidUtilCode/blob/master/utilcode/src/main/java/com/blankj/utilcode/constant/RegexConstants.java
 */
public class RegexUtil {

  /**
   * Regex of simple mobile.
   */
  public static final String REGEX_MOBILE_SIMPLE = "^[1]\\d{10}$";
  /**
   * Regex of exact mobile.
   * <p>china mobile: 134(0-8), 135, 136, 137, 138, 139, 147, 150, 151, 152, 157, 158, 159, 178,
   * 182, 183, 184, 187, 188, 198</p>
   * <p>china unicom: 130, 131, 132, 145, 155, 156, 166, 171, 175, 176, 185, 186</p>
   * <p>china telecom: 133, 153, 173, 177, 180, 181, 189, 199</p>
   * <p>global star: 1349</p>
   * <p>virtual operator: 170</p>
   */
  public static final String REGEX_MOBILE_EXACT = "^((13[0-9])|(14[5,7])|(15[0-3,5-9])|(16[6])|(17[0,1,3,5-8])|(18[0-9])|(19[8,9]))\\d{8}$";
  /**
   * Regex of telephone number.
   */
  public static final String REGEX_TEL = "^0\\d{2,3}[- ]?\\d{7,8}";
  /**
   * Regex of id card number which length is 15.
   */
  public static final String REGEX_ID_CARD15 = "^[1-9]\\d{7}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])\\d{3}$";
  /**
   * Regex of id card number which length is 18.
   */
  public static final String REGEX_ID_CARD18 = "^[1-9]\\d{5}[1-9]\\d{3}((0\\d)|(1[0-2]))(([0|1|2]\\d)|3[0-1])\\d{3}([0-9Xx])$";
  /**
   * Regex of email.
   */
  public static final String REGEX_EMAIL = "^\\w+([-+.]\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*$";
  /**
   * Regex of url.
   */
  public static final String REGEX_URL = "[a-zA-z]+://[^\\s]*";
  /**
   * Regex of Chinese character.
   */
  public static final String REGEX_ZH = "^[\\u4e00-\\u9fa5]+$";
  /**
   * Regex of username.
   * <p>scope for "a-z", "A-Z", "0-9", "_", "Chinese character"</p>
   * <p>can't end with "_"</p>
   * <p>length is between 6 to 20</p>
   */
  public static final String REGEX_USERNAME = "^[\\w\\u4e00-\\u9fa5]{6,20}(?<!_)$";
  /**
   * Regex of date which pattern is "yyyy-MM-dd".
   */
  public static final String REGEX_DATE = "^(?:(?!0000)[0-9]{4}-(?:(?:0[1-9]|1[0-2])-(?:0[1-9]|1[0-9]|2[0-8])|(?:0[13-9]|1[0-2])-(?:29|30)|(?:0[13578]|1[02])-31)|(?:[0-9]{2}(?:0[48]|[2468][048]|[13579][26])|(?:0[48]|[2468][048]|[13579][26])00)-02-29)$";
  /**
   * Regex of ip address.
   */
  public static final String REGEX_IP = "((2[0-4]\\d|25[0-5]|[01]?\\d\\d?)\\.){3}(2[0-4]\\d|25[0-5]|[01]?\\d\\d?)";

  ///////////////////////////////////////////////////////////////////////////
  // The following come from http://tool.oschina.net/regex
  ///////////////////////////////////////////////////////////////////////////

  /**
   * Regex of double-byte characters.
   */
  public static final String REGEX_DOUBLE_BYTE_CHAR = "[^\\x00-\\xff]";
  /**
   * Regex of blank line.
   */
  public static final String REGEX_BLANK_LINE = "\\n\\s*\\r";
  /**
   * Regex of QQ number.
   */
  public static final String REGEX_QQ_NUM = "[1-9][0-9]{4,}";
  /**
   * Regex of postal code in China.
   */
  public static final String REGEX_CHINA_POSTAL_CODE = "[1-9]\\d{5}(?!\\d)";
  /**
   * Regex of positive integer.
   */
  public static final String REGEX_POSITIVE_INTEGER = "^[1-9]\\d*$";
  /**
   * Regex of negative integer.
   */
  public static final String REGEX_NEGATIVE_INTEGER = "^-[1-9]\\d*$";
  /**
   * Regex of integer.
   */
  public static final String REGEX_INTEGER = "^-?[1-9]\\d*$";
  /**
   * Regex of non-negative integer.
   */
  public static final String REGEX_NOT_NEGATIVE_INTEGER = "^[1-9]\\d*|0$";
  /**
   * Regex of non-positive integer.
   */
  public static final String REGEX_NOT_POSITIVE_INTEGER = "^-[1-9]\\d*|0$";
  /**
   * Regex of positive float.
   */
  public static final String REGEX_POSITIVE_FLOAT = "^[1-9]\\d*\\.\\d*|0\\.\\d*[1-9]\\d*$";
  /**
   * Regex of negative float.
   */
  public static final String REGEX_NEGATIVE_FLOAT = "^-[1-9]\\d*\\.\\d*|-0\\.\\d*[1-9]\\d*$";


  public static final String REGEX_PASSWORD = "^(?![0-9]+$)(?![a-zA-Z]+$)[0-9A-Za-z]{6,16}$";


  public static final String REGEX_INVALID_NAME = "^[\\\\u4e00-\\\\u9fa5]+(·[\\\\u4e00-\\\\u9fa5]+)*$";

  private RegexUtil() {
    throw new UnsupportedOperationException("u can't instantiate me...");
  }

  ///////////////////////////////////////////////////////////////////////////
  // If u want more please visit http://toutiao.com/i6231678548520731137
  ///////////////////////////////////////////////////////////////////////////

  /**
   * Return whether input matches regex of simple mobile.
   *
   * @param input The input.
   * @return {@code true}: yes<br>{@code false}: no
   */
  public static boolean isMobileSimple(final CharSequence input) {
    return isMatch(REGEX_MOBILE_SIMPLE, input);
  }

  public static boolean isHasInvalidName(final CharSequence input) {
    return isMatch(REGEX_INVALID_NAME, input);
  }

  /**
   * Return whether input matches regex of exact mobile.
   *
   * @param input The input.
   * @return {@code true}: yes<br>{@code false}: no
   */
  public static boolean isMobileExact(final CharSequence input) {
    return isMatch(REGEX_MOBILE_EXACT, input);
  }

  /**
   * Return whether input matches regex of telephone number.
   *
   * @param input The input.
   * @return {@code true}: yes<br>{@code false}: no
   */
  public static boolean isTel(final CharSequence input) {
    return isMatch(REGEX_TEL, input);
  }

  /**
   * Return whether input matches regex of id card number which length is 15.
   *
   * @param input The input.
   * @return {@code true}: yes<br>{@code false}: no
   */
  public static boolean isIDCard15(final CharSequence input) {
    return isMatch(REGEX_ID_CARD15, input);
  }

  /**
   * Return whether input matches regex of id card number which length is 18.
   *
   * @param input The input.
   * @return {@code true}: yes<br>{@code false}: no
   */
  public static boolean isIDCard18(final CharSequence input) {
    return isMatch(REGEX_ID_CARD18, input);
  }

  /**
   * Return whether input matches regex of email.
   *
   * @param input The input.
   * @return {@code true}: yes<br>{@code false}: no
   */
  public static boolean isEmail(final CharSequence input) {
    return isMatch(REGEX_EMAIL, input);
  }

  /**
   * Return whether input matches regex of url.
   *
   * @param input The input.
   * @return {@code true}: yes<br>{@code false}: no
   */
  public static boolean isURL(final CharSequence input) {
    return isMatch(REGEX_URL, input);
  }

  /**
   * Return whether input matches regex of Chinese character.
   *
   * @param input The input.
   * @return {@code true}: yes<br>{@code false}: no
   */
  public static boolean isZh(final CharSequence input) {
    return isMatch(REGEX_ZH, input);
  }

  /**
   * Return whether input matches regex of username.
   * <p>scope for "a-z", "A-Z", "0-9", "_", "Chinese character"</p>
   * <p>can't end with "_"</p>
   * <p>length is between 6 to 20</p>.
   *
   * @param input The input.
   * @return {@code true}: yes<br>{@code false}: no
   */
  public static boolean isUsername(final CharSequence input) {
    return isMatch(REGEX_USERNAME, input);
  }

  /**
   * Return whether input matches regex of date which pattern is "yyyy-MM-dd".
   *
   * @param input The input.
   * @return {@code true}: yes<br>{@code false}: no
   */
  public static boolean isDate(final CharSequence input) {
    return isMatch(REGEX_DATE, input);
  }

  /**
   * Return whether input matches regex of ip address.
   *
   * @param input The input.
   * @return {@code true}: yes<br>{@code false}: no
   */
  public static boolean isIP(final CharSequence input) {
    return isMatch(REGEX_IP, input);
  }

  /**
   * Return whether input matches the regex.
   *
   * @param regex The regex.
   * @param input The input.
   * @return {@code true}: yes<br>{@code false}: no
   */
  public static boolean isMatch(final String regex, final CharSequence input) {
    return input != null && input.length() > 0 && Pattern.matches(regex, input);
  }

  /**
   * Return the list of input matches the regex.
   *
   * @param regex The regex.
   * @param input The input.
   * @return the list of input matches the regex
   */
  public static List<String> getMatches(final String regex, final CharSequence input) {
    if (input == null) {
      return Collections.emptyList();
    }
    List<String> matches = new ArrayList<>();
    Pattern pattern = Pattern.compile(regex);
    Matcher matcher = pattern.matcher(input);
    while (matcher.find()) {
      matches.add(matcher.group());
    }
    return matches;
  }

  /**
   * Splits input around matches of the regex.
   *
   * @param input The input.
   * @param regex The regex.
   * @return the array of strings computed by splitting input around matches of regex
   */
  public static String[] getSplits(final String input, final String regex) {
    if (input == null) {
      return new String[0];
    }
    return input.split(regex);
  }

  /**
   * Replace the first subsequence of the input sequence that matches the regex with the given
   * replacement string.
   *
   * @param input The input.
   * @param regex The regex.
   * @param replacement The replacement string.
   * @return the string constructed by replacing the first matching subsequence by the replacement
   * string, substituting captured subsequences as needed
   */
  public static String getReplaceFirst(final String input,
      final String regex,
      final String replacement) {
    if (input == null) {
      return "";
    }
    return Pattern.compile(regex).matcher(input).replaceFirst(replacement);
  }

  /**
   * Replace every subsequence of the input sequence that matches the pattern with the given
   * replacement string.
   *
   * @param input The input.
   * @param regex The regex.
   * @param replacement The replacement string.
   * @return the string constructed by replacing each matching subsequence by the replacement
   * string, substituting captured subsequences as needed
   */
  public static String getReplaceAll(final String input,
      final String regex,
      final String replacement) {
    if (input == null) {
      return "";
    }
    return Pattern.compile(regex).matcher(input).replaceAll(replacement);
  }
}
